Electrically driven thermostatically controlled heat regulating mechanism for automotive vehicles

Claim 1

TEMPERATURE CONTROL MECHANISM FOR AN INTERNAL COMBUSTION ENGINE HAVING A RADIATOR AND COOLANT CHAMBER CONNECTED TO SAID RADIATOR COMPRISING, A SHUTTER ASSEMBLY HAVING LOUVER SLATS PIVOTED TO SWING BETWEEN OPEN AND SHUT RELATION TO SAID RADIATOR, A DRIVE CONNECTION CONNECTED TOK SWING SAID SLATS SIMULTANEOUSLY, A CONNECTING ROD PIVOTALLY CONNECTED TO SAID DRIVE CONNECTION AND EXTENDING TO A CRANKSHAFT MOUNTED ON SAID ASSEMBLY AND PARALLEL TO THE PIVOT AXES OF SAID SLATS, A GEAR TRAIN IN CASE AND HAVING A RATIO IN EXCESS OF 800 TO 1 CONNECTED TO DRIVE SAID CRANKSHAFT, AN ELECTRIC MOTOR CONNECTED TO TURN THE HIGH SPEED END OF SAID GEAR TRAIN, A CAM OPERATED SWITCH MOUNTED IN THE CASE OF SAID GEAR TRAIN ADJACENT SAID CRANKSHAFT, A CAM DRIVEN WITH SAID GEAR TRAIN POSITIONED TO ACTUATE SAID SWITCH AT ANGULARLY ROTATED POSITIONS OF SAID CRANKSHAFT WHEN SAID SLATS ARE IN FULL OPEN AND CLOSED POSITIONS, SAID SWITCH HAVING CONTACTS WHICH ALTERNATELY AND SIMULTANEOUSLY MAKE A FIRST CIRCUIT AND BREAK A SECOND CIRCUIT, A SWITCH HOUSING HAVING A SWITCH THEREIN AND BEING ENGAGE THROUGH A WALL OF SAID COOLANT CHAMBER, A THERMALLY RESPONSIVE ELEMENT ON SAID SWITCH HOUSING POSITIONED IN SAID COOLANT CHAMBER AND HAVING A PLUNGER EXTENDED INTO SAID SWITCH HOUSING UPON INCREASE OF TEMPERATURE TO A PREDETERMINED MINIMUM, A FIRST SPRING URGING SAID PLUNGER TO RETRACTED POSITION IN SAID THERMALLY RESPONSIVE ELEMENT, A SWITCH OPERATING ELEMENT POSITIONED TO ACTUATE SAID SWITCH IN SAID HOUSING, AND A SECOND SPRING POSITIONED IN THRUST TRANSMITTING RELATION BETWEEN SAID PLUNGER AND SAID SWITCH OPERATING ELEMENT, SAID SWITCH IN SAID HOUSING HAVING ALTERNATIVELY AND SIMULTANEOUSLY MAKE AND BRAKE CONTACTS THEREIN WITH A COMMON ENERGIZED TERMINAL, SAID FIRST AND SECOND CIRCUITS OF SAID FIRST CAM OPERATED SWITCH BEING CONNECTED TO ENERGIZE SAID MOTOR AND BEING CONNECTED SEPARATELY TO THE MAKE AND BREAK CONTACTS OF SAID SWITCH IN SAID SWITCH HOUSING.